| .dmg |
Mac OS X Disk Image |
| .doc |
Microsoft Word Document |
| .drv |
Device Driver |
| .dng |
Digital Negative Image File |
| .dwg |
AutoCAD Drawing Database File |
| .dbf |
Database File |
| .dem |
Video Game Demo File |
| .dds |
DirectDraw Surface |
| .dtd |
Document Type Definition File |
| .dmp |
Windows Memory Dump |
| .deb |
Debian Software Package |
| .dcr |
Shockwave Media File |
| .deskthemepack |
Windows 8 Desktop Theme Pack File |
| .dbx |
Outlook Express E-mail Folder |
| .dss |
DiskStation Backup Configuration File |
| .dot |
Word Document Template |
| .dib |
Device Independent Bitmap File |
| .drw |
DESIGNER Drawing |
| .dpx |
Digital Picture Exchange File |
| .dwt |
Dreamweaver Web Page Template |
| .dvr-ms |
Microsoft Digital Video Recording |
| .dgn |
MicroStation Design File |
| .divx |
DivX-Encoded Movie File |
| .dcm |
DICOM Image |